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Interesting Subnets

Directory of active subnets observed by Syndu. Each row is the latest cached SubnetSnapshot per subnet and includes: density, traffic, geo/ASN representatives, and risk distribution.
Active filter: Paços de Ferreira · Clear
Snapshot 2026-03-06 Results 7 Page 1 / 1

2.81.106.0/24

Risk Max — LOW Footprint 0.391% Hits 4
Prefix / IP version
/24 · IPv4
Network
2.81.106.0
Broadcast
2.81.106.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
41.2743 , -8.3772
Hits / Errors
4 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-25 02:00
Top ASN
AS3243 · MEO - SERVICOS DE COMUNICACOES E MULTIMEDIA S.A.
Top organization / ISP
PT Comunicacoes S.A. · PT Comunicacoes S.A
Top geo
Portugal · Porto · Paços de Ferreira
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

213.22.96.0/24

Risk Max — LOW Footprint 0.391% Hits 4
Prefix / IP version
/24 · IPv4
Network
213.22.96.0
Broadcast
213.22.96.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
41.2901 , -8.4203
Hits / Errors
4 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-24 02:00
Top ASN
AS2860 · NOS COMUNICACOES, S.A.
Top organization / ISP
TVCABO-Portugal · NOS Comunicacoes S.A.
Top geo
Portugal · Porto · Paços de Ferreira
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

188.251.150.0/24

Risk Max — LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
188.251.150.0
Broadcast
188.251.150.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
41.2743 , -8.3772
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
AS3243 · MEO - SERVICOS DE COMUNICACOES E MULTIMEDIA S.A.
Top organization / ISP
PT Comunicacoes S.A. · PT Comunicacoes S.A
Top geo
Portugal · Porto · Paços de Ferreira
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

213.22.97.0/24

Risk Max — LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
213.22.97.0
Broadcast
213.22.97.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
41.2901 , -8.4203
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-24 02:00 · 2026-02-25 02:00
Top ASN
AS2860 · NOS COMUNICACOES, S.A.
Top organization / ISP
TVCABO-Portugal · NOS Comunicacoes S.A.
Top geo
Portugal · Porto · Paços de Ferreira
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

148.63.215.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
148.63.215.0
Broadcast
148.63.215.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
41.2743 , -8.3772
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-01 02:00 · 2026-03-02 02:00
Top ASN
AS12353 · Vodafone Portugal
Top organization / ISP
Vodafone Portugal - Communicacoes Pessoais S.A. · Vodafone Portugal
Top geo
Portugal · Porto · Paços de Ferreira
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

37.189.237.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
37.189.237.0
Broadcast
37.189.237.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
41.2743 , -8.3772
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-28 02:00 · 2026-03-01 02:00
Top ASN
AS3243 · MEO - SERVICOS DE COMUNICACOES E MULTIMEDIA S.A.
Top organization / ISP
PT Comunicacoes S.A. · PT Comunicacoes S.A.
Top geo
Portugal · Porto · Paços de Ferreira
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

89.153.233.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
89.153.233.0
Broadcast
89.153.233.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
41.2743 , -8.3772
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS2860 · NOS COMUNICACOES, S.A.
Top organization / ISP
TVCABO-Portugal · NOS Comunicacoes S.A.
Top geo
Portugal · Porto · Paços de Ferreira
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →